An equilateral triangle has a side 2 cm. Calculate the height of the triangle.
Attached Figure / Diagram
A
5cm
B
\(\sqrt5\)cm
C
3cm
D
\(\sqrt{ 3}\)cm
Verified Correct Answer: D.
Step-by-Step Mathematical Solution
using Pythagoras theorem
H = \(\sqrt{ 2^2 - 1^2}\)
= \(\sqrt{ 4 - 1}\)
= \(\sqrt3\)cm
Source: WAEC / JAMB / NECO Classroom Archive (Record #69159)